Question
A group of schoolmates went for breakfast together. After breakfast, half of them went home. Among those who remained, 3 of them went shopping together while the rest went for a movie. For those who went for the movie, 9 of them went home after the movie and the remaining 6 of them decided to go for brunch. How many schoolmates went for breakfast together?
3 m

Click button first when a symbol is required. X

A group of schoolmates went for breakfast together. After breakfast, half of them went home. Among those who remained, 3 of them went shopping together while the rest went for a movie. For those who went for the movie, 9 of them went home after the movie and the remaining 6 of them decided to go for brunch. How many schoolmates went for breakfast together?